中文说明：该程序包包含大量的matlab程序，比如Euler解常微分方程、neville插值、newton插值、Taylor解微分方程、改进平方根法、追赶法
English Description：
The package contains a large number of MATLAB programs, such as Euler solving ordinary differential equations, Neville interpolation, Newton interpolation, Taylor solving differential equations, improved square root method, chasing method